Heavy metals in domestic sewage treatment plant sludge
Subtitle: a threat to human health : address given at the 1st World Congress of Environmental Medicine and Biology, Paris, July 1-5, 1974
By: Jon C. van Loon.
Contributors: World Congress of Environmental Medicine and Biology, Paris, 1974
Series: Pub[lication] - Institute for Environmental Studies, University of Toronto -- no. EL-4
Publisher: Institute for Environmental Studies, University of Toronto
Published: 1974
Place of publication: Toronto, Ont
Language: eng
Subjects: Sewage as fertilizer; Sewage sludge; Heavy metals -- Environmental aspects
Notes: "This research was supported in part under contract KW 109-2-1410, a joint research program funder unded provisions of the Canada-Ontario Agreement on pollution control in the Great Lakes System, by the National Research Council of Canada and by Dr. E.J. Brooker of Xray Assay Laboratories, Don Mills, Ontario."

Bibliography: p. 6.